Legal notice
Last updated: October 2, 2026.
Publisher
Zenitha (zenitha.app) is published by a private individual, on a non-professional basis. As permitted by French law (loi pour la confiance dans l'économie numérique), their identity is not published: it has been provided to the hosting provider.
Contact: contact@zenitha.app.
Hosting
- Site and computation: Hetzner Online GmbH, Industriestr. 25, 91710 Gunzenhausen, Germany — hetzner.com.
- Database and sign-in: Supabase, Inc., hosted in the European Union (Frankfurt) — supabase.com.
Data and credits
- Cities: GeoNames, licensed under CC BY 4.0. The data has been filtered and selected for Zenitha.
- Base map: © OpenStreetMap contributors, data under the ODbL; tiles by OpenFreeMap, schema © OpenMapTiles.
- Country borders: Natural Earth, public domain.
- Ephemerides: Swiss Ephemeris, © Astrodienst AG, via pyswisseph, under the AGPL-3.0 licence.
- Map rendering: MapLibre GL JS, BSD-3-Clause licence.
Source code
Zenitha's astronomical calculation engine is free software, published under the AGPL-3.0 licence: github.com/Welzou/zenitha-engine.